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Diffstat (limited to 'src/rmd_macro.h')
| -rw-r--r-- | src/rmd_macro.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/src/rmd_macro.h b/src/rmd_macro.h new file mode 100644 index 0000000..2f1ac88 --- /dev/null +++ b/src/rmd_macro.h @@ -0,0 +1,83 @@ +/****************************************************************************** +* recordMyDesktop * +******************************************************************************* +* * +* Copyright (C) 2006,2007,2008 John Varouhakis * +* * +* * +* This program is free software; you can redistribute it and/or modify * +* it under the terms of the GNU General Public License as published by * +* the Free Software Foundation; either version 2 of the License, or * +* (at your option) any later version. * +* * +* This program is distributed in the hope that it will be useful, * +* but WITHOUT ANY WARRANTY; without even the implied warranty of * +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * +* GNU General Public License for more details. * +* * +* You should have received a copy of the GNU General Public License * +* along with this program; if not, write to the Free Software * +* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * +* * +* * +* * +* For further information contact me at johnvarouhakis@gmail.com * +******************************************************************************/ + +#ifndef RMDMACRO_H +#define RMDMACRO_H 1 + +#include "config.h" + +#include "rmd_types.h" + +#include <limits.h> + + +//define which way we are reading a pixmap +#if __BYTE_ORDER == __LITTLE_ENDIAN +#define __ABYTE 3 +#define __RBYTE 2 +#define __GBYTE 1 +#define __BBYTE 0 + +#elif __BYTE_ORDER == __BIG_ENDIAN + +#define __ABYTE 0 +#define __RBYTE 1 +#define __GBYTE 2 +#define __BBYTE 3 + +#else +#error Only little-endian and big-endian systems are supported +#endif + +#define __RVALUE_32(tmp_val) (((tmp_val)&0x00ff0000)>>16) +#define __GVALUE_32(tmp_val) (((tmp_val)&0x0000ff00)>>8) +#define __BVALUE_32(tmp_val) (((tmp_val)&0x000000ff)) + +#define __R16_MASK 0xf800 +#define __G16_MASK 0x7e0 +#define __B16_MASK 0x1f + +#define __RVALUE_16(tmp_val) ((((tmp_val)&__R16_MASK)>>11)*8) +#define __GVALUE_16(tmp_val) ((((tmp_val)&__G16_MASK)>>5)*4) +#define __BVALUE_16(tmp_val) ((((tmp_val)&__B16_MASK))*8) + +//xfixes pointer data are written as unsigned long +//(even though the server returns CARD32) +//so we need to set the step accordingly to +//avoid problems (amd64 has 8byte ulong) +#define RMD_ULONG_SIZE_T (sizeof(unsigned long)) + +//The width, in bytes, of the blocks +//on which the y,u and v planes are broken. +//These blocks are square. +#define Y_UNIT_WIDTH 0x0010 +#define UV_UNIT_WIDTH 0x0008 + +#define MAX(a, b) ((a) < (b)) ? (b) : (a) +#define MIN(a, b) ((a) > (b)) ? (b) : (a) + +#endif + |